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OSUNIPHYS$12\mathrm{.}4.$WA$\mathrm{.}058.$

Find vec$(A)$vec$(B)$ and the angle $$ between vec$(A)$ and vec$(B),$ given that vec$(A)=-21$hat$(j)+12$hat$(k)$ and vec$(B)=-17$hat$(I)+10$hat$(j).$

vec$(A)$vec$(B)=$

Review the cross product and check your calculations.

$=$

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